Rotary-wing aircraft with a common dynamic system/backbone structure



FIG. 1 is a side view of a rotary-wing aircraft;

FIG. 2 is a front view of a rotary-wing aircraft of FIG. 1;

FIG. 3 is a top view of a rotary-wing aircraft of FIG. 1; and,

FIG. 4 is a front left perspective view of a rotary-wing aircraft of FIG. 1. 

The ornamental design for a rotary-wing aircraft with a common dynamic system/backbone structure, as shown and described. 